22560648 has 64 divisors (see below), whose sum is σ = 62233920. Its totient is φ = 6758400.

The previous prime is 22560617. The next prime is 22560697. The reversal of 22560648 is 84606522.

It is a Harshad number since it is a multiple of its sum of digits (33).

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25168 + ... + 26048.

It is an arithmetic number, because the mean of its divisors is an integer number (972405).

Almost surely, 2^22560648 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 22560648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (31116960).

22560648 is an abundant number, since it is smaller than the sum of its proper divisors (39673272).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22560648 is a wasteful number, since it uses less digits than its factorization.

22560648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 998 (or 994 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 33.

The square root of 22560648 is about 4749.8050486309. The cubic root of 22560648 is about 282.5642342253.

The spelling of 22560648 in words is "twenty-two million, five hundred sixty thousand, six hundred forty-eight".